14" X 14" [Duct Opening] 2-Way Horizontal Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 15.75"W X 15.75"H] w8h8 All of these grills have

All of these grills have dampers

Actual Filter Size – 25 3/4"w x 11 3/4" x 1"

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+ Product Details Size – 24"w X 34"h is the size for the duct opening measurement only

+ Product Details Size - 22"w X 6"h is the size for the duct opening measurement only

14" X 14" [Duct Opening] 2-Way Horizontal Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 15.75"W X 15.75"H] w8h8 All of these grills have+ Product Details Size 14"w X 14"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 15. 75" width X 15. 75" height. High Quality High quality steel with counter sunk screw holes (screws included) and no sharp edges. Equipped with a lever for easy airflow adjustment and dampening. Airflow Control Adjustable airflow lever allows precise control over the direction and volume of air. Installation